80806530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{857}}^1$

素因数の和:1323

約数の個数: 64

約数和(自身を含む): 222393600

約数和(自身を除く): 141587070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 449, 857, 898, 1347, 1714, 2245, 2571, 2694, 3143, 4285, 4490, 5142, 5999, 6286, 6735, 8570, 9429, 11998, 12855, 13470, 15715, 17997, 18858, 25710, 29995, 31430, 35994, 47145, 59990, 89985, 94290, 179970, 384793, 769586, 1154379, 1923965, 2308758, 2693551, 3847930, 5387102, 5771895, 8080653, 11543790, 13467755, 16161306, 26935510, 40403265, 80806530]

約数ペア:

[(1, 80806530), (2, 40403265), (3, 26935510), (5, 16161306), (6, 13467755), (7, 11543790), (10, 8080653), (14, 5771895), (15, 5387102), (21, 3847930), (30, 2693551), (35, 2308758), (42, 1923965), (70, 1154379), (105, 769586), (210, 384793), (449, 179970), (857, 94290), (898, 89985), (1347, 59990), (1714, 47145), (2245, 35994), (2571, 31430), (2694, 29995), (3143, 25710), (4285, 18858), (4490, 17997), (5142, 15715), (5999, 13470), (6286, 12855), (6735, 11998), (8570, 9429)]